Spinal arteriovenous malformation (AVM) A spinal arteriovenous malformation (AVM) is an abnormal tangle of blood vessels on, in or near the spinal cord. This disruption in blood flow deprives the surrounding cells of vital oxygen and causes cells in your spinal tissues to deteriorate or die.
It is not impossible. You can get the perimeter from area very easily. First, you find the square root of the area, which will be the length of each side (assuming it is a square). Then, once you've found the length of each side, you multiply it by 4, and you should have the perimeter.t is not impossible. You can get the perimeter from area very easily. First, you find the square root of the area, which will be the length of each side (assuming it is a square). Then, once you've found the length of each side, you multiply it by 4, and you should have the perimeter.
Add up the lengths of the three side lengths to find the perimeter. Recall that the perimeter P = a + b + c. Now that you know the lengths of sides a, b and c, you simply need to add the lengths together to find the perimeter.1  In our first example, P = 3 + 4 + 5, or 12.. Add up the lengths of the three side lengths to find the perimeter. Recall that the perimeter P = a + b + c. Now that you know the lengths of sides a, b and c, you simply need to add the lengths together to find the perimeter. 1  In our first example, P = 3 + 4 + 5, or 12. 2  In our second example, P = 6 + 8 + 10, or 24.